dispatch module¶

Engine-neutral dispatch wrappers for records functions.

bottom_n_mapped_mask function¶

bottom_n_mapped_mask(
    mapped_arr,
    col_map,
    n,
    engine=None
)

Engine-neutral bottom-N mask computation.

Rust path: standalone bottom_n_mapped_mask_rs. Numba path: mapped_to_mask_nb with bottom_n_inout_map_nb callback.

col_map function¶

col_map(
    col_arr,
    n_cols,
    engine=None
)

Engine-neutral col_map_nb().

col_map_select function¶

col_map_select(
    col_map,
    new_cols,
    engine=None
)

Engine-neutral col_map_select_nb().

col_range function¶

col_range(
    col_arr,
    n_cols,
    engine=None
)

Engine-neutral col_range_nb().

col_range_select function¶

col_range_select(
    col_range,
    new_cols,
    engine=None
)

Engine-neutral col_range_select_nb().

expand_mapped function¶

expand_mapped(
    mapped_arr,
    col_arr,
    idx_arr,
    target_shape,
    fill_value,
    engine=None
)

Engine-neutral expand_mapped_nb().

is_col_idx_sorted function¶

is_col_idx_sorted(
    col_arr,
    id_arr,
    engine=None
)

Engine-neutral is_col_idx_sorted_nb().

is_col_sorted function¶

is_col_sorted(
    col_arr,
    engine=None
)

Engine-neutral is_col_sorted_nb().

is_mapped_expandable function¶

is_mapped_expandable(
    col_arr,
    idx_arr,
    target_shape,
    engine=None
)

Engine-neutral is_mapped_expandable_nb().

mapped_value_counts function¶

mapped_value_counts(
    codes,
    n_uniques,
    col_map,
    engine=None
)

Engine-neutral mapped_value_counts_nb().

record_array_compatible_with_rust function¶

record_array_compatible_with_rust(
    records
)

Return whether a structured record array is compatible with the Rust engine.

Requires a NumPy structured array with int64 id and col fields.

record_col_map_select function¶

record_col_map_select(
    records,
    col_map,
    new_cols,
    engine=None
)

Engine-neutral record_col_map_select_nb().

record_col_range_select function¶

record_col_range_select(
    records,
    col_range,
    new_cols,
    engine=None
)

Engine-neutral record_col_range_select_nb().

stack_expand_mapped function¶

stack_expand_mapped(
    mapped_arr,
    col_map,
    fill_value,
    engine=None
)

Engine-neutral stack_expand_mapped_nb().

top_n_mapped_mask function¶

top_n_mapped_mask(
    mapped_arr,
    col_map,
    n,
    engine=None
)

Engine-neutral top-N mask computation.

Rust path: standalone top_n_mapped_mask_rs. Numba path: mapped_to_mask_nb with top_n_inout_map_nb callback.